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Object Entries Native vs Ramdbax toPairs
(version: 0)
Comparing performance of:
Object.entries vs toPairs
Created:
4 years ago
by:
Guest
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HTML Preparation code:
<script src="https://cdnjs.cloudflare.com/ajax/libs/rambdax/4.2.0/rambdax.js" integrity="sha512-swa3voi5LgVLV9usmkICxGgzNCagb8JUE8oNUXpZxDSsAW+a0Jitt4Y5OmgCLwX8M7cfqgbs2MIgJS+0zeG8Xw==" crossorigin="anonymous" referrerpolicy="no-referrer"></script>
Script Preparation code:
var data = { ...Array.from(Array(10000).keys()) };
Tests:
Object.entries
Object.entries(data);
toPairs
toPairs(data);
Rendered benchmark preparation results:
Suite status:
<idle, ready to run>
Run tests (2)
Previous results
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Test case name
Result
Object.entries
toPairs
Fastest:
N/A
Slowest:
N/A
Latest run results:
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Autogenerated LLM Summary
(model
llama3.2:3b
, generated one year ago):
Let's break down the benchmark and its test cases. **Benchmark Overview** MeasureThat.net is a website where users can create and run JavaScript microbenchmarks to compare the performance of different approaches. In this case, we have two test cases that measure the performance of `Object.entries` and `toPairs` functions on a sample dataset. **Sample Dataset** The sample dataset consists of an object `data` created using `Array.from(Array(10000).keys())`. This creates an array of 10,000 numbers from 0 to 9,999, which is then used as the input data for the benchmark. **Library: Rambdax** One of the test cases uses a third-party library called Rambdax. Rambdax is a JavaScript implementation of the `toPairs` function, which converts an object into an array of key-value pairs. The library is imported using a script tag in the HTML preparation code. The purpose of using Rambdax is to provide a standardized way to implement the `toPairs` function across different browsers and environments. This allows for more accurate comparisons between different approaches. **Comparison** The two test cases compare the performance of `Object.entries` versus `toPairs`. Here's what happens in each case: * `Object.entries(data)`: This method returns an array of key-value pairs from the input object `data`. * `toPairs(data)`: This is a function provided by Rambdax that converts an object into an array of key-value pairs. **Pros and Cons** Here are some pros and cons of each approach: * `Object.entries(data)`: + Pros: Efficient, widely supported (most modern browsers), easy to use. + Cons: May not be as performant as other approaches for very large datasets. * `toPairs(data)` (via Rambdax): + Pros: Customizable, can be optimized for specific use cases, provides a standardized way to implement the `toPairs` function. + Cons: Requires importing an external library, may have additional overhead due to the library's implementation. **Special JS Features** There are no special JavaScript features or syntax used in this benchmark. The focus is on comparing the performance of two fundamental approaches to working with objects and arrays in JavaScript. **Alternatives** If you're interested in exploring alternative approaches for converting an object into an array of key-value pairs, here are some options: * `for...in`: This loop construct can be used to iterate over the properties of an object, but it may not provide the same level of efficiency as `Object.entries` or Rambdax. * `Array.prototype.map()`: This method can be used to convert each property-value pair of an object into an array of key-value pairs. However, this approach may have additional overhead due to the use of `map()`. Overall, the benchmark provides a useful comparison between two widely used approaches for working with objects and arrays in JavaScript. It highlights the importance of choosing the right tool for the job and understanding the trade-offs involved in different implementations.
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Last element (Native vs Ramda vs Lodash)
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